{stdenv, fetchurl, libogg, libvorbis}: stdenv.mkDerivation { name = "libtheora-1.0beta2"; src = fetchurl { url = http://downloads.xiph.org/releases/theora/libtheora-1.0beta2.tar.gz; sha256 = "0iwwprpi4s9y37c5yvlb572wd5gb2s635pxrkz5589266g1j1dcg"; }; propagatedBuildInputs = [libogg libvorbis]; }